At 4pm on January 14, the first of more than 5,000 people started lining up outside San Francisco's Moscone Center to see Steve Jobs deliver the Macworld Conference & Expo keynote address at 9am the next morning.

"They sleep on the sidewalk and cook out," says Charlotte McCormack, PR manager at IDG World Expo, which produces Macworld and has owned it since its inception 24 years ago. "It's phenomenal. Nobody can believe it until they see it."

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